542127470643 has 16 divisors (see below), whose sum is σ = 876165609600. Its totient is φ = 328562103240.

The previous prime is 542127470617. The next prime is 542127470657. The reversal of 542127470643 is 346074721245.

542127470643 is a `hidden beast` number, since 54 + 2 + 127 + 470 + 6 + 4 + 3 = 666.

It is not a de Polignac number, because 542127470643 - 2¹⁰ = 542127469619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (542127470683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 912672213 + ... + 912672806.

It is an arithmetic number, because the mean of its divisors is an integer number (54760350600).

Almost surely, 2^542127470643 is an apocalyptic number.

542127470643 is a deficient number, since it is larger than the sum of its proper divisors (334038138957).

542127470643 is a wasteful number, since it uses less digits than its factorization.

542127470643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825345039 (or 1825345033 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 45.

The spelling of 542127470643 in words is "five hundred forty-two billion, one hundred twenty-seven million, four hundred seventy thousand, six hundred forty-three".